Doctor Who: Invasion of the Dinosaurs

The Third Doctor and Sarah arrive in 1970s London to find it has been evacuated because dinosaurs have appeared mysteriously. It turns out the dinosaurs are being brought to London via a time machine to further a plan to revert London to a pre-technological level.

Cast

Jon Pertwee

The Doctor

Elisabeth Sladen

Sarah Jane Smith

Nicholas Courtney

Brigadier Lethbridge-Stewart

Richard Franklin

Mike Yates

John Levene

Sergeant Benton